5. Stabilized Soil and Pavement Materials
The chapter focuses on soil stabilization and the importance of pavement materials in highway engineering. It covers the fundamentals of soil stabilization techniques, including mechanical, chemical, and thermal methods, and discusses factors affecting soil stabilization. The chapter also explores various pavement materials, their stabilization, and performance evaluation methods.
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What we have learnt
- Soil stabilization improves the strength and durability of weak soils for construction.
- Different techniques for soil stabilization include mechanical, chemical, thermal, and electrical methods.
- Stabilized pavement materials enhance road durability and reduce maintenance costs.
Key Concepts
- -- Soil Stabilization
- A process to alter soil properties to improve its mechanical behavior and make it suitable for construction.
- -- Mechanical Stabilization
- A technique that blends different soil types or adds materials to improve compaction and gradation.
- -- Chemical Stabilization
- The use of chemical additives to enhance soil binding and reduce plasticity.
- -- Geosynthetics
- Synthetic materials used in conjunction with soil to enhance its properties.
- -- Performance Evaluation
- Tests conducted to assess the durability, strength, and moisture susceptibility of stabilized materials.
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